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MCP servers tagged open-protocol
17 live MCP servers tagged "open-protocol", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with open-protocol.
Proofpress
Verified knowledge infrastructure for agent-native research teams.
server
Open protocol for delivering external events to dormant AI agent sessions and waking Codex, Claude Code, and other agent runtimes.
A2CN
Open protocol for agent-to-agent B2B commercial negotiation. Specification, reference implementation, and SDK.
Trail Spec
TRAIL — Tracking Records Across Isolated Logs. An open protocol for cross-MCP content tracking and deduplication.
Qed Proof Core
Proof of Agent Work (PoAW): an open protocol and self-hostable node that verifies what AI agents claim they did and issues signed, publicly checkable receipts.
Groundcrew
Ground Crew: an open protocol and reference server for pointing many people's AI agents at one public problem. Part of EarthPilot.
Osbp
Open Service Booking Protocol: an AI agent books a service appointment under a user-approved, scoped mandate, over MCP.
Open Toolset Protocol
Open Agent Toolset Protocol (OATP) - universal spec for AI agent tool discipline, structural instrumentation, and deterministic execution. Vendor-agnostic interop layer for availa…
Entity Discovery Protocol
Entity Discovery Protocol - A standardized protocol for AI agents to discover and verify digital entity information
Command Scope Contract
Bounded shell and CLI execution for AI agents: structured contracts, policy-gated execution, hardened Linux runtime enforcement, and signed receipts.
Dnacore Check
Check your site's AI-readiness: validates llms.txt, agents.json, robots.txt and scores AI discoverability.
Syncropel
An open coordination protocol for human + AI teams: immutable records, evidence-based trust, and workflows that learn and replay.
Protocol Commerce
Open protocols for agent-native commerce — AdCP spec, TypeScript SDK, and WebMCP browser integration
Sm Aio Cpg
SM-AIO-CPG — AI Orderability (AIO) for CPG · 50 country nodes · brand records lodged once, resolved by any agent, returned as lodged · Operated by GreenCore Solutions Corp.
Open Routine Protocol
Open protocol + reference MCP server for personal, location-aware exercise and eating routines. Local-first, wellness-only.
Fleet Coordination Protocol
Fleet Coordination Protocol (FCP) v0 — a thin coordination wire above any agent runtime: shared-memory facts, work-claims, receipts before irreversible actions, and belief-conflic…
Authz
Reference middleware for composing Aiyo — the settlement-verified Economic Execution Authorization plane for autonomous systems — above an MCP server. Verify First. Execute Second.